Status:
COMPLETED
Safety and Immunogenicity Study of Thiomersal-free Hepatitis E Vaccine in People Ages 16 Years and Above
Lead Sponsor:
Xiamen Innovax Biotech Co., Ltd
Collaborating Sponsors:
Center for Disease Control and Prevention, Fujian
Conditions:
Hepatitis E
Eligibility:
All Genders
16+ years
Phase:
PHASE4
Brief Summary
The purpose of this study is to evaluate the safety and non-inferior immunogenicity of thiomersal-free Recombinant Hepatitis E Vaccine (Escherichia Coli) compared with licensed Recombinant Hepatitis E...
Detailed Description
This is a single-center, randomized, double-blind, active-comparator study to evaluate the safety and immunogenicity of thiomersal-free Recombinant Hepatitis E Vaccine (Escherichia Coli) in participan...
Eligibility Criteria
Inclusion
- Aged 16 years and above when administered with the first dose of vaccine;
- Axillary temperature is 37.2 ℃ or less;
- Clinically determined as healthy and eligible for vaccination by the investigators after inquiring about the medical history and relevant physical examinations;
- Willing to participate in this study and sign informed consent form (ICF). Participants aged 16-17 years should sign ICF jointly by themselves and their guardians;
- Able to comply with the request of study protocol and complete every visit;
- Females with negative urine pregnancy test results;
- Negative serological markers for hepatitis E (HEV-Ab).
Exclusion
- Females who are pregnant or breastfeeding, or planning to be pregnant within the next 8 months;
- Administration of hepatitis E vaccine before the study;
- Use of any investigational product or non-registered product (drug or vaccine) within 30 days preceding the first dose of the study vaccine or plan to use during the study period;
- Long-term (for more than 14 days) use of immunosuppressant, immunoregulation therapy or corticosteroid systemic therapy within 6 months before the first dose of the study vaccine, excluding local treatment ( such as ointment, eye drops, inhalants or nasal sprays);
- Administration of any immunoglobulin or blood products within 3 months preceding the first dose of the study vaccine, or plan to use during the study period;
- Administration of any inactivated vaccines within 14 days preceding enrollment (other vaccines besides live-attenuated vaccines, including recombinant vaccines, subunit vaccines, polysaccharide conjugate vaccines, synthetic peptide vaccines, etc ), or live-attenuated vaccines within 28 days preceding enrollment;
- Had a fever (axillary temperature is 38.0℃ or higher) within 3 days prior to, or any acute illness requiring systemic antibiotics or antiviral treatment within 5 days prior to vaccination;
- Plan to participate in any other clinical trial during the study period;
- Immunodeficiency disorders, subjects with primary diseases of important organs, cancer or precancerous lesions, or any immune disease requiring treatment (such as systemic lupus erythematosus, rheumatoid arthritis, any condition resulting in asplenectomy or splenectomy, and other immune diseases that researchers believe may have an impact on the immune response);
- Have a history of severe allergies, including history of serious adverse events occurring after vaccination, i.e., allergy,urticaria, dyspnea, angioneurotic edema or abdominal pain.
- Asthma that needed emergency treatment, hospitalization, oral or intravenous corticosteroid to keep stable in the past two years;
- Complicated with another severe internal disease(such as hypertension, cardiopathy, diabetes and hyperthyroidism etc);
- Abnromal coagulation function (such as coagulation factor deficiency, coagulation disorders, platelet abnormalities) or coagulopathy diagnosed by the doctor;
- Epilepsy, excluding febrile seizures under 2 years old, alcoholic seizures within 3 years before abstinence, or simple epilepsy without treatment in the past 3 years;
- Inability to comply with the study requirement due to psychological conditions, past or present severe mental disorders that have not been well controlled within the past 2 years, accident-causing behavior, or having suicidal tendencies in the past 5 years;
- Other medical, psychological, social or occupational factors that, according to the investigators' judgment, which are inconsistent with the study protocol or affecting the subjects and/or guardians (trustees) to sign the informed consent;
- Individuals without civil capacity.
Key Trial Info
Start Date :
March 22 2023
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
March 28 2024
Estimated Enrollment :
612 Patients enrolled
Trial Details
Trial ID
NCT06564116
Start Date
March 22 2023
End Date
March 28 2024
Last Update
August 21 2024
Active Locations (1)
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1
Youxi County Center for Disease Control and Prevention
Sanming, Fujian, China